TY  - GEN
AU  - Black, Max, 1909-
TI  - A companion to Wittgenstein's Tractatus
AV  - BC 135 .W52 B6 
PY  - 1964///
CY  - New York
PB  - Cornell University press
KW  - Wittgenstein, Ludwig, 1889-1951
KW  - Tractatus logico-philosophicus
N1  - Bibliography: p. 416-421
ER  -